| Cities | Distance |
|---|---|
| Gagny to Opwijk | 161.57 mi (260.02 km) |
| Gagny to Ostend | 162.75 mi (261.93 km) |
| Gagny to Oud-Heverlee | 164.86 mi (265.31 km) |
| Gagny to Oud-Turnhout | 200.12 mi (322.06 km) |
| Gagny to Oudenaarde | 143.95 mi (231.66 km) |
| Gagny to Oudenburg | 160.26 mi (257.91 km) |
| Gagny to Oupeye | 187.42 mi (301.62 km) |
| Gagny to Overijse | 158.66 mi (255.34 km) |
| Gagny to Overpelt | 205.78 mi (331.16 km) |
| Gagny to Paal | 189.59 mi (305.11 km) |
| Gagny to Peer | 202.38 mi (325.71 km) |
| Gagny to Pepinster | 187.15 mi (301.19 km) |
| Gagny to Peruwelz | 122.22 mi (196.69 km) |
| Gagny to Perwez | 157.59 mi (253.62 km) |
| Gagny to Philippeville | 128.26 mi (206.41 km) |